AlkantarClanX12
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# ===================================================================
#
# Copyright (c) 2014, Legrandin <helderijs@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# ===================================================================
"""
Legacy module for PKCS#1 v1.5 signatures.
:undocumented: __package__
"""
import types
from Crypto.Signature import pkcs1_15
def _pycrypto_verify(self, hash_object, signature):
try:
self._verify(hash_object, signature)
except (ValueError, TypeError):
return False
return True
def new(rsa_key):
pkcs1 = pkcs1_15.new(rsa_key)
pkcs1._verify = pkcs1.verify
pkcs1.verify = types.MethodType(_pycrypto_verify, pkcs1)
return pkcs1